JC-30B Federal specification, ASTM B-3, ASTM B-8 and NY state DOS 16120-880923-2002.
Romex 10/2UF-W/GX250 Type UF-B Building Wire, #10 AWG, 250 ft L, Gray Nylon Sheath Type THHN insulation, rated 90 deg C, 600 V. For applications of direct burial, dwellings not exceeding 3 floors above grade, underground feeder to outdoor lighting or apparatus, exposed or concealed wiring in damp, moist, wet, dry and corrosive locations, general branch circuit wiring and new wiring or replacement wiring.Flame-retardant, moisture, fungus and corrosion-resistant.